Home / 133,629.80-184,409.04-73,199.92

Finding the Fourth Proportional to 133,629.80, 184,409.04 and 73,199.92

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Solution

The fourth proportional to 133,629.80, 184,409.04 and 73,199.92 is: 101,015.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,629.80 : 184,409.04 = 73,199.92 : x
  2. Step 2: Convert to fraction form
    133,629.80/184,409.04 = 73,199.92/x
  3. Step 3: Cross multiply
    133,629.80x = 184,409.04 × 73,199.92
  4. Step 4: Simplify right side
    133,629.80x = 13,498,726,975.28
  5. Step 5: Solve for x
    x = 13,498,726,975.28/133,629.80
  6. Step 6: Final answer
    x = 101,015.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.